CN205099362U - Membrane separation nitrogen making machine - Google Patents
Membrane separation nitrogen making machine Download PDFInfo
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- CN205099362U CN205099362U CN201520874054.0U CN201520874054U CN205099362U CN 205099362 U CN205099362 U CN 205099362U CN 201520874054 U CN201520874054 U CN 201520874054U CN 205099362 U CN205099362 U CN 205099362U
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- heat exchange
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- well heater
- membrane separation
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Abstract
The utility model relates to a membrane separation nitrogen making machine. It includes air compressor machine, cooler, filter, membrane separable set and PLC controller, sets up the ooff valve between air compressor machine and the cooler. Set up two -stage heat transfer formula heater and first electric valve between ooff valve and the cooler, first order heat transfer formula heater sets up between ooff valve and cooler, first electric valve sets up between ooff valve and first order heat transfer formula heater, second level heat transfer formula heater and first order heat transfer formula heater connection, set up an electric valve of second and a temperature sensor between first order heat transfer formula heater and the second level heat transfer formula heater, set up the electric valve of third between first order heat transfer formula heater and the membrane separable set, the PLC controller respectively with first electric valve, a temperature sensor, the electric valve of second, the electric valve of third is connected. This membrane separation nitrogen making machine can reduce the work load of cooler to can provide temperature steady reliable compressed air for membrane separable set.
Description
Technical field
The utility model relates to a kind of membrane separation nitrogen making machine.
Background technology
At present, various Nitrogen plant is a lot, and it is raw material that Nitrogen plant refers to air, utilizes the method for physics, is separated by oxygen wherein and obtains the equipment of nitrogen with nitrogen.According to the difference of sorting technique, i.e. cryogenic air separation method, the empty point-score of molecular sieve and the empty point-score of film, but existing Nitrogen plant is split type or fixed a bit, causes adapting to some occasion and uses.
Utility model content
The utility model is in order to overcome the deficiencies in the prior art, and object aims to provide a kind of membrane separation nitrogen making machine, and this membrane separation nitrogen making machine can reduce the working load of water cooler, and can provide temperature-stable reliable pressurized air for membrane separation assemblies.
In order to solve above-mentioned technical problem, the basic technical scheme that the utility model proposes is:
Concrete, the utility model embodiment provides a kind of membrane separation nitrogen making machine, this membrane separation nitrogen making machine comprises air compressor machine, water cooler, strainer and membrane separation assemblies, air compressor machine is connected with water cooler by pipeline, between described air compressor machine and water cooler, switch-valve is set, water cooler is connected with strainer by pipeline, and strainer is connected with membrane separation assemblies by pipeline;
Two-stage heat exchange type well heater and the first electric valve are set between described switch-valve and water cooler, first step heat exchange type well heater is arranged between switch-valve and water cooler, the low temperature air inlet end of first step heat exchange type well heater is connected with the outlet side of described strainer, first electric valve is arranged between switch-valve and first step heat exchange type well heater, the high temperature inlet end of second stage heat exchange type well heater is connected by the high temperature outlet side of pipeline with first step heat exchange type well heater, the inlet end of membrane separation assemblies is connected with the high temperature outlet side of first step heat exchange type well heater and the high temperature outlet side of second stage heat exchange type well heater respectively, second electric valve and the first temperature sensor is set between first step heat exchange type well heater and second stage heat exchange type well heater, first temperature sensor is arranged between first step heat exchange type well heater and the second electric valve, 3rd electric valve is set between the high temperature outlet side of first step heat exchange type well heater and the inlet end of membrane separation assemblies,
Described membrane separation nitrogen making machine also comprises PLC, and described PLC respectively valve electric with described first, the first temperature sensor, the second electric valve, the 3rd electric valve is connected.
Further, between the described first electric valve and first step heat exchange type well heater, the second temperature sensor is set, described second temperature sensor and PLC electrical connection.
Further, the output terminal of described membrane separation assemblies arranges oxygen sensor, described oxygen sensor and PLC electrical connection.
Further, described PLC adopts the FX2N-128MR-001 type product of MIT.
Further, described oxygen sensor adopts the 2FO type product of CITY company of Britain.
The beneficial effects of the utility model are:
1, two-stage heat exchange type well heater is set between switch-valve and water cooler, the low-temperature inlet of first step heat exchange type well heater carries out first step cooling process to the air carried from air compressor machine, and the air of cooling is flowed to water cooler, because partial warm down process shared by first step heat exchange type well heater, therefore the working load of water cooler is alleviated greatly.
2, the high temperature inlet of first step heat exchange type well heater carries out first step hyperthermic treatment to the air carried from strainer, meanwhile, PLC gathers the temperature after first step hyperthermic treatment by the first temperature sensor, and compare with the temperature preset, if lower than preset temp, PLC turns off the 3rd electric valve, open the second electric valve, thus startup second stage heat exchange type well heater carries out second stage hyperthermic treatment, enables as membrane separation assemblies provides temperature-stable reliable pressurized air.
Accompanying drawing explanation
Fig. 1 provides a kind of structural representation of membrane separation nitrogen making machine for the utility model embodiment.
Embodiment
Do explanation further below with reference to accompanying drawing 1 pair of the utility model, but protection domain of the present utility model should do not limited with this.For convenience of description and understand the technical solution of the utility model, below illustrate that the orientation that the noun of locality used all is shown with accompanying drawing is as the criterion.
Please refer to Fig. 1, Fig. 1 provides a kind of structural representation of membrane separation nitrogen making machine for the utility model embodiment.As shown in Figure 1, this membrane separation nitrogen making machine comprises air compressor machine 10, water cooler 11, strainer 12, membrane separation assemblies 13 and PLC 21, air compressor machine 10 is connected with water cooler 11 by pipeline, switch-valve 14 is set between air compressor machine 10 and water cooler 11, water cooler 11 is connected with strainer 12 by pipeline, and strainer 12 is connected with membrane separation assemblies 13 by pipeline.
Two-stage heat exchange type well heater and the first electric valve 15 are set between switch-valve 14 and water cooler 11, first step heat exchange type well heater 16 is arranged between switch-valve 14 and water cooler 11, the low temperature air inlet end of first step heat exchange type well heater 16 is connected with the outlet side of strainer 12, first electric valve 15 is arranged between switch-valve 14 and first step heat exchange type well heater 16, the high temperature inlet end of second stage heat exchange type well heater 17 is connected by the high temperature outlet side of pipeline with first step heat exchange type well heater 16, the inlet end of membrane separation assemblies 13 is connected with the high temperature outlet side of first step heat exchange type well heater 16 and the high temperature outlet side of second stage heat exchange type well heater 17 respectively, second electric valve 18 and the first temperature sensor 19 is set between first step heat exchange type well heater 16 and second stage heat exchange type well heater 17, first temperature sensor 19 is arranged between first step heat exchange type well heater 16 and the second electric valve 17,3rd electric valve 20 is set between the high temperature outlet side of first step heat exchange type well heater 16 and the inlet end of membrane separation assemblies 13.
The electric valve 18 of PLC 21 respectively with the first electric valve 15, first temperature sensor 19, second, the 3rd electric valve 20 are connected.Between first electric valve 15 and first step heat exchange type well heater 16, second temperature sensor 22, second temperature sensor 22 is set and PLC 21 is electrically connected.Wherein, PLC 21 adopts the FX2N-128MR-001 type product of MIT.The PLC that PLC 21 can be commonly used for other this areas.
The low-temperature inlet of first step heat exchange type well heater 16 carries out first step cooling process to the air carried from air compressor machine 10, and the air of cooling flows to water cooler 11, because partial warm down process shared by first step heat exchange type well heater 16, therefore the working load of water cooler 11 is alleviated greatly.The high temperature inlet of first step heat exchange type well heater 16 carries out first step hyperthermic treatment to the air carried from strainer 11, meanwhile, PLC 21 gathers the temperature after first step hyperthermic treatment by the first temperature sensor 19, and compare with the temperature preset, if lower than preset temp, PLC 21 turns off the 3rd electric valve 20, open the second electric valve 18, thus startup second stage heat exchange type well heater carries out second stage hyperthermic treatment, enables as membrane separation assemblies 13 provides temperature-stable reliable pressurized air.
The output terminal of the membrane separation assemblies 13 of the present embodiment arranges oxygen sensor 23, and oxygen sensor 23 and PLC 21 are electrically connected.Wherein, oxygen sensor 23 adopts the 2FO type product of CITY company of Britain.The oxygen sensor that oxygen sensor 23 can be commonly used for other this areas.Oxygen sensor 23 gathers the concentration of the oxygen that membrane separation assemblies 13 exports, and collection result is transferred to PLC 21 and carries out processing and analyzing, if the Oxygen in Nitrogen concentration that membrane separation assemblies 13 exports is high, PLC 21 reduces the switch degree of the first electric valve 15, reduce the flow of air by membrane separation assemblies 13, thus reduce the Oxygen in Nitrogen concentration of membrane separation assemblies 13 output.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to embodiment disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this specification sheets, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (5)
1. a membrane separation nitrogen making machine, comprise air compressor machine, water cooler, strainer and membrane separation assemblies, air compressor machine is connected with water cooler by pipeline, arranges switch-valve between described air compressor machine and water cooler, water cooler is connected with strainer by pipeline, and strainer is connected with membrane separation assemblies by pipeline;
It is characterized in that:
Two-stage heat exchange type well heater and the first electric valve are set between described switch-valve and water cooler, first step heat exchange type well heater is arranged between switch-valve and water cooler, the low temperature air inlet end of first step heat exchange type well heater is connected with the outlet side of described strainer, first electric valve is arranged between switch-valve and first step heat exchange type well heater, the high temperature inlet end of second stage heat exchange type well heater is connected by the high temperature outlet side of pipeline with first step heat exchange type well heater, the inlet end of membrane separation assemblies is connected with the high temperature outlet side of first step heat exchange type well heater and the high temperature outlet side of second stage heat exchange type well heater respectively, second electric valve and the first temperature sensor is set between first step heat exchange type well heater and second stage heat exchange type well heater, first temperature sensor is arranged between first step heat exchange type well heater and the second electric valve, 3rd electric valve is set between the high temperature outlet side of first step heat exchange type well heater and the inlet end of membrane separation assemblies,
Described membrane separation nitrogen making machine also comprises PLC, and described PLC respectively valve electric with described first, the first temperature sensor, the second electric valve, the 3rd electric valve is connected.
2. a kind of membrane separation nitrogen making machine according to claim 1, is characterized in that: arrange the second temperature sensor between the described first electric valve and first step heat exchange type well heater, described second temperature sensor and PLC electrical connection.
3. a kind of membrane separation nitrogen making machine according to claim 1, is characterized in that: the output terminal of described membrane separation assemblies arranges oxygen sensor, described oxygen sensor and PLC electrical connection.
4. a kind of membrane separation nitrogen making machine according to claim 1, is characterized in that: described PLC adopts the FX2N-128MR-001 type product of MIT.
5. a kind of membrane separation nitrogen making machine according to claim 3, is characterized in that: described oxygen sensor adopts the 2FO type product of CITY company of Britain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520874054.0U CN205099362U (en) | 2015-11-03 | 2015-11-03 | Membrane separation nitrogen making machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520874054.0U CN205099362U (en) | 2015-11-03 | 2015-11-03 | Membrane separation nitrogen making machine |
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| CN205099362U true CN205099362U (en) | 2016-03-23 |
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| CN201520874054.0U Active CN205099362U (en) | 2015-11-03 | 2015-11-03 | Membrane separation nitrogen making machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265413A (en) * | 2017-06-23 | 2017-10-20 | 宝鸡宝石特种车辆有限责任公司 | For improving the system that membrane separator prepares high-purity nitrogen efficiency |
| CN108975291A (en) * | 2018-08-21 | 2018-12-11 | 嘉兴市敬德机械制造有限公司 | Membrane separation nitrogen generator capable of controlling temperature |
-
2015
- 2015-11-03 CN CN201520874054.0U patent/CN205099362U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265413A (en) * | 2017-06-23 | 2017-10-20 | 宝鸡宝石特种车辆有限责任公司 | For improving the system that membrane separator prepares high-purity nitrogen efficiency |
| CN107265413B (en) * | 2017-06-23 | 2019-05-10 | 宝鸡宝石特种车辆有限责任公司 | The system for preparing high-purity nitrogen efficiency for improving membrane separator |
| CN108975291A (en) * | 2018-08-21 | 2018-12-11 | 嘉兴市敬德机械制造有限公司 | Membrane separation nitrogen generator capable of controlling temperature |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 037000 Datong equipment manufacturing industrial park Tongmei high tech Industrial Park Patentee after: Datong Kegong Safety Instrument Co.,Ltd. Address before: 037000 Datong equipment manufacturing industrial park Tongmei high tech Industrial Park Patentee before: DATONG COAL MINE GROUP MECHANICAL AND ELECTRICAL EQUIPMENT SCIENCE AND INDUSTRY SAFETY INSTRUMENTS Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |